Sea creature also known as a redfin ocean pan

OPAH

This silvery, disc-shaped fish is prized for its rich, mild flavor and is often called the "moonfish" by Hawaiian fishermen. Look for its distinctive crimson fins.

The clue points to "opah," a deep-sea fish sometimes called a "redfin ocean pan" because of its bright red fins and round, pancake-like shape. The name plays on its flat, disk-like body, which resembles a frying pan, while "redfin" hints at its colorful fins. It’s a straightforward definition with a touch of descriptive wordplay to guide solvers.